Homo erectus played a significant role in the process of human evolution.

The story of Don Quixote is one of my favorites.

He got homesick during his first time living abroad.

As the character '丰' indicates, this area is abundant in natural resources.

His salary is 500,000 yen a month.

He emulated his teacher and mastered the technique.

He was walking as lightly as '僄'.

He crawled forward on the ground, enduring the pain.

The brain is an important organ that governs human thought.

The battlements of this castle are very strong.